Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef GIT_COMPAT_UTIL_H
3#define GIT_COMPAT_UTIL_H
4
5#define _BSD_SOURCE 1
6/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
7#define _DEFAULT_SOURCE 1
8
9#include <fcntl.h>
10#include <stdbool.h>
11#include <stddef.h>
12#include <linux/compiler.h>
13#include <sys/types.h>
14
15/* General helper functions */
16void usage(const char *err) __noreturn;
17void die(const char *err, ...) __noreturn __printf(1, 2);
18
19struct dirent;
20struct strlist;
21
22int mkdir_p(char *path, mode_t mode);
23int rm_rf(const char *path);
24int rm_rf_perf_data(const char *path);
25struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
26bool lsdir_no_dot_filter(const char *name, struct dirent *d);
27
28size_t hex_width(u64 v);
29
30int sysctl__max_stack(void);
31
32int fetch_kernel_version(unsigned int *puint,
33 char *str, size_t str_sz);
34#define KVER_VERSION(x) (((x) >> 16) & 0xff)
35#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff)
36#define KVER_SUBLEVEL(x) ((x) & 0xff)
37#define KVER_FMT "%d.%d.%d"
38#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
39
40const char *perf_tip(const char *dirpath);
41
42#ifndef HAVE_SCHED_GETCPU_SUPPORT
43int sched_getcpu(void);
44#endif
45
46extern bool perf_singlethreaded;
47
48void perf_set_singlethreaded(void);
49void perf_set_multithreaded(void);
50
51char *perf_exe(char *buf, int len);
52
53#ifndef O_CLOEXEC
54#ifdef __sparc__
55#define O_CLOEXEC 0x400000
56#elif defined(__alpha__) || defined(__hppa__)
57#define O_CLOEXEC 010000000
58#else
59#define O_CLOEXEC 02000000
60#endif
61#endif
62
63#endif /* GIT_COMPAT_UTIL_H */